i want to say go seahawks. beat the niners. you know what time it is. >> reporter: there are just 90 minutes of regular season football left at the stick, home to the niners for the past years. they will likely take the option to leave after the season, meaning they have until may to exit their offices. demolition would likely happen in fall of 2014. nine to 12 months from right now. soccer games, sporting events, charity runs and even a good- bye concert could happen at candlestick before that time but it's likely this will be the most intense matchup left. niners versus seahawks sunday afternoon. >> we have to work. that's what we believe in. you know it. who's got it better than us? >> nobody. >> reporter: jr stone, kron 4 news. >> as the countdown continues, police are taking an extra step to keep tans on their best behavior. undercover officers will be roaming throughout the crowd and wearing seahawks gear. that soldout game kicks off at $125 at the stick. fans should avoid confrontations with fans with the opposing team b